<?php 
session_start();
$_SESSION['dayTenSP'][7] = "Nàng thơm chợ đào";
$_SESSION['daySoLuong'][7] = 9;
$_SESSION['dayDonGia'][7] = 14000;

$_SESSION['dayTenSP'][12] = "Nếp trắng";
$_SESSION['daySoLuong'][12] = 10;
$_SESSION['dayDonGia'][12] = 17000;

$_SESSION['dayTenSP'][6] = "Gạo lứt đỏ";
$_SESSION['daySoLuong'][6] = 4;
$_SESSION['dayDonGia'][6] = 25000;
?>
<?php
print_r ($_SESSION['dayTenSP']); echo "<br>";
print_r ($_SESSION['dayDonGia']); echo "<br>";
print_r ($_SESSION['daySoLuong']); echo "<br>";
?>
